A calm and comfortable place to hang out with cats and kittens up for adoption.

Parts of the civil rights movement unfolded in this historic eatery, helmed by the "Queen of Creole Cuisine."

It's clear this abandoned Art Deco gem was no ordinary cleaners.

Legend says a primate-like cryptid prowls this otherworldy sliver of the Louisiana bayou.

If New Orleans is the birthplace of the "cocktail," why does their own museum of cocktail memorabilia beg to differ?

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The curiosities and wonders of pharmacy in a delightful historic building.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

A former connection to City Island, it has been abandoned since the 1930s.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The last occupied troglodyte dwellings in England weren't abandoned until the 1960s.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

Site of the first pathological and bacteriological research facility in the United States.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

Monument to a forgotten NYC disaster that claimed the lives of 1,000.

Lie in a hammock where George Washington stood.

Reverend Jen's unique museum/living room showcases her troll collection.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.